bbtkWidgetBlackBox.txx

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/*=========================================================================                                                                               
  Program:   bbtk
  Module:    $RCSfile: bbtkWidgetBlackBox.txx,v $
  Language:  C++
  Date:      $Date: 2010/01/14 13:17:27 $
  Version:   $Revision: 1.6 $
=========================================================================*/

/* ---------------------------------------------------------------------

* Copyright (c) CREATIS-LRMN (Centre de Recherche en Imagerie Medicale)
* Authors : Eduardo Davila, Laurent Guigues, Jean-Pierre Roux
*
*  This software is governed by the CeCILL-B license under French law and 
*  abiding by the rules of distribution of free software. You can  use, 
*  modify and/ or redistribute the software under the terms of the CeCILL-B 
*  license as circulated by CEA, CNRS and INRIA at the following URL 
*  http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.html 
*  or in the file LICENSE.txt.
*
*  As a counterpart to the access to the source code and  rights to copy,
*  modify and redistribute granted by the license, users are provided only
*  with a limited warranty  and the software's author,  the holder of the
*  economic rights,  and the successive licensors  have only  limited
*  liability. 
*
*  The fact that you are presently reading this means that you have had
*  knowledge of the CeCILL-B license and that you accept its terms.
* ------------------------------------------------------------------------ */                                                                         

//#include "bbtkWidgetBlackBoxWindow.h"
#include "bbtkBlackBoxOutputConnector.h"


namespace bbtk
{

  //=========================================================================
  // WidgetBlackBox
  //=========================================================================

  //=========================================================================
  //=========================================================================
  //=========================================================================
  //=========================================================================
  BBTK_BLACK_BOX_TEMPLATE_IMPLEMENTATION(WidgetBlackBox,AtomicBlackBox);
  //=========================================================================
  
//=========================================================================
  template <class T>  
  void WidgetBlackBox<T>::bbUserSetDefaultValues()
  {
    bbtkBlackBoxDebugMessage("widget",9,"WidgetBlackBox::bbUserSetDefaultValues()"<<std::endl);
    //    bbmWindow = 0;
    bbSetInputWinTitle(bbGetName());
    bbSetInputWinWidth(800);
    bbSetInputWinHeight(800);
    bbSetInputWinDialog(false);
    bbSetOutputWidget(0);
  }
  //=========================================================================

 
  //=========================================================================
  template <class T>  
  void WidgetBlackBox<T>::bbUserInitializeProcessing()
  {
    bbmShown = false;
  }
  //=========================================================================

  //=========================================================================
  template <class T>  
  void WidgetBlackBox<T>::bbUserFinalizeProcessing()
  {
    /*
    std::cout << "****** WidgetBlackBox<T>::bbUserFinalizeProcessing()"<<std::endl;
    bbtkBlackBoxDebugMessage("widget",9,"==> WidgetBlackBox::bbUserFinalizeProcessing() ["<<bbGetFullName()<<"]"<<std::endl);
    if (bbGetWindow()) 
      {
        bool shown = bbGetWindow()->bbIsShown();
        bbGetWindow()->bbDestroy();
        bbSetWindow(0);
        
        if (GetUseCount()==0)
          {    
            bbtkBlackBoxDebugMessage("widget",9,"**** HERE use count == 0"<<std::endl);
            if (shown) DecNbWindowsShown();
            DecNbWindowsAlive();
          }

      }
    bbtkBlackBoxDebugMessage("widget",9,"<== WidgetBlackBox::bbUserFinalizeProcessing() ["<<bbGetFullName()<<"]"<<std::endl);
    */
  }
  //=========================================================================
  


 

  //=========================================================================
  template <class T>  
  void WidgetBlackBox<T>::bbProcess()
  { 
    // TODO : update the window size and title 
    this->bbUserProcess(); 
  }
  //=========================================================================

  //=========================================================================
  template <class T>  
  void WidgetBlackBox<T>::bbCreateWindow()
  { 


    // If output 'Widget' not connected then
    // it is a top level Widget have to create and show the Window
    if ( ! bbIsOutputWidgetConnected() )
      {
        // create the Window if does not exist
        if (!bbWindowIsCreated())
          {
            bbtkBlackBoxDebugMessage("widget",2,
                             "-> Creating the window"
                             <<std::endl);
            // Reinitializing
            bbSetShown(false);
            bbmNestedWidgetBoxes.clear();
            
            //      this->InitWindowManagerIfNeeded();
            // If is a Dialog requested
            if ( bbGetInputWinDialog() )
              {
                bbtkBlackBoxDebugMessage("widget",2,
                                 "   Input WinDialog set to true : creating a Dialog"
                                 <<std::endl);
                this->bbCreateDialogWindow();
              }
            // Input WinDialog set to false : creating a Frame
            else 
              {
                bbtkBlackBoxDebugMessage("widget",2,
                                 "   Input WinDialog set to false : creating a Frame"
                                 <<std::endl);
                this->bbCreateFrameWindow();
              }
          }
        /*
        // Show the window
        if ( !bbGetWindow() )
          {
            bbtkInternalError("Need to show the Window of widget "<<bbGetName()
                              <<" however was not created by apropriate cb");
          }
        */

        /*
        bbtkBlackBoxDebugMessage("widget",2,
                         "-> Showing the window"
                         <<std::endl);
        //      bbGetWindow()->bbShow(); 
        this->bbShowWindow();
        */
      }           
    //   
  }
  //=========================================================================
  

  //==================================================================
  template <class T>  
  typename WidgetBlackBox<T>::WidgetPointer  
  WidgetBlackBox<T>::bbCreateWidgetOfInput
  (const std::string& in, typename WidgetBlackBox<T>::WidgetPointer parent)
  {
    bbtkBlackBoxDebugMessage("widget",2,"bbCreateWidgetOfInput("
                             <<in<<","<<parent<<")"
                             <<std::endl);
    Widget* w = 0;
    // If input is connected 
    BlackBoxInputConnector* c = bbGetInputConnectorMap().find(in)->second ;
    if ( c->IsConnected() )                     
      {
        // Get black box from 
        BlackBox::Pointer from = 
          c->GetConnection()->GetBlackBoxFrom();
        // Cast it into a WidgetBlackBox
        typename WidgetBlackBox<T>::Pointer wfrom 
          = boost::dynamic_pointer_cast<WidgetBlackBox<T> >(from);
        // If the black box from construction is not done yet : do it
         // If not constructed do it 
        wfrom->bbInitializeProcessing();
        // Call bbUserCreateWidget
        wfrom->bbUserCreateWidget(parent);
        // Get the widget created
        w = wfrom->bbGetOutputWidget();
        // Insert the box into the NestedWidgetBoxes list
        bbmNestedWidgetBoxes.push_back(from);
      }
    return w;
  }
  //==================================================================

  //=========================================================================
  template <class T>  
  bool WidgetBlackBox<T>::bbIsOutputWidgetConnected()
  {
    return ((*bbGetOutputConnectorMap().find("Widget")).second->GetConnectionVector().size() != 0 );
  }
  //==================================================================

  //==================================================================
  template <class T>  
  void WidgetBlackBox<T>::bbSetShown(bool b)
  {
    if (b==bbmShown) return;

    bbtkBlackBoxDebugMessage("widget",5,"WidgetBlackBox::bbSetShown("
                             <<b<<")"
                             <<std::endl);
    
    bbmShown = b;
    if (b)
      {
        this->bbUserOnShow();
     }
    // Have to propagate to nested widgets
    std::vector<BlackBox::WeakPointer>::const_iterator i;
    for (i =bbmNestedWidgetBoxes.begin();
         i!=bbmNestedWidgetBoxes.end();
         ++i)
      {
        if (!i->expired()) i->lock()->bbSetShown(b);
      }
         
  }
  //==================================================================

  //==================================================================
   template <class T>  
   bool WidgetBlackBox<T>::bbIsShown()
  {
    return bbmShown;
  }
  //==================================================================
 
  /*
 //==================================================================
  template <class T>  
   void WidgetBlackBox<T>::bbShowWindow()
  {
    bbtkBlackBoxDebugMessage("widget",1,"=> WidgetBlackBox::bbShowWindow() ["
                        <<bbGetFullName()<<"]"<<std::endl);

    if (bbGetWindow()!=0) bbGetWindow()->bbShow();

    bbtkBlackBoxDebugMessage("widget",1,"<= WidgetBlackBox::bbShowWindow() ["
                        <<bbGetFullName()<<"]"<<std::endl);
  }
  //==================================================================

  //==================================================================
  template <class T>  
   void WidgetBlackBox<T>::bbHideWindow()
  {
    bbtkBlackBoxDebugMessage("widget",1,"=> WidgetBlackBox::bbHideWindow() ["
                        <<bbGetFullName()<<"]"<<std::endl);

    if (bbGetWindow()!=0) bbGetWindow()->bbHide();

    bbtkBlackBoxDebugMessage("widget",1,"<= WidgetBlackBox::bbHideWindow() ["
                        <<bbGetFullName()<<"]"<<std::endl);
  }
  //==================================================================


  //==================================================================
  template <class T>  
  void WidgetBlackBox<T>::bbCloseWindow()
  {
    bbtkBlackBoxDebugMessage("widget",1,"=> WidgetBlackBox::bbCloseWindow() ["
                        <<bbGetFullName()<<"]"<<std::endl);

    if (bbGetWindow()!=0) bbGetWindow()->bbDestroy();

    bbtkBlackBoxDebugMessage("widget",1,"<= WidgetBlackBox::bbCloseWindow() ["
                        <<bbGetFullName()<<"]"<<std::endl);
  }
  //==================================================================

  //==================================================================
  template <class T>  
  typename WidgetBlackBox<T>::Window* 
  WidgetBlackBox<T>::bbGetContainingWindow()
  {
    if (bbGetWindow()!=0) return bbGetWindow();
    BlackBox::OutputConnectorMapType::const_iterator i 
      = bbGetOutputConnectorMap().find("Widget");
    if ( i->second->GetConnectionVector().size() != 0 ) 
      {
        return boost::static_pointer_cast<WidgetBlackBox>
          (i->second->GetConnectionVector().front() //.lock()
           ->GetBlackBoxTo())->bbGetContainingWindow();
      }
    return 0;
  }
  //==================================================================


  //==================================================================
  template <class T>  
  bool WidgetBlackBox<T>::bbIsShown()
  {
    if (bbGetContainingWindow()!=0)
      return bbGetContainingWindow()->bbIsShown();
    return false;
  }
  //==================================================================
  */

}//namespace bbtk